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bnxt_en: report signal mode in link up messages
Firmware reports link signalling mode for certain speeds. In these cases, print the signalling modes in kernel log link up messages. Reviewed-by: Andy Gospodarek <gospo@broadcom.com> Signed-off-by: Edwin Peer <edwin.peer@broadcom.com> Signed-off-by: Michael Chan <michael.chan@broadcom.com> Signed-off-by: David S. Miller <davem@davemloft.net>
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@ -9075,8 +9075,9 @@ static char *bnxt_report_fec(struct bnxt_link_info *link_info)
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static void bnxt_report_link(struct bnxt *bp)
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{
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if (bp->link_info.link_up) {
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const char *duplex;
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const char *signal = "";
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const char *flow_ctrl;
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const char *duplex;
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u32 speed;
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u16 fec;
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@ -9098,8 +9099,23 @@ static void bnxt_report_link(struct bnxt *bp)
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flow_ctrl = "ON - receive";
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else
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flow_ctrl = "none";
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netdev_info(bp->dev, "NIC Link is Up, %u Mbps %s duplex, Flow control: %s\n",
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speed, duplex, flow_ctrl);
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if (bp->link_info.phy_qcfg_resp.option_flags &
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PORT_PHY_QCFG_RESP_OPTION_FLAGS_SIGNAL_MODE_KNOWN) {
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u8 sig_mode = bp->link_info.active_fec_sig_mode &
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PORT_PHY_QCFG_RESP_SIGNAL_MODE_MASK;
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switch (sig_mode) {
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case PORT_PHY_QCFG_RESP_SIGNAL_MODE_NRZ:
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signal = "(NRZ) ";
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break;
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case PORT_PHY_QCFG_RESP_SIGNAL_MODE_PAM4:
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signal = "(PAM4) ";
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break;
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default:
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break;
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}
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}
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netdev_info(bp->dev, "NIC Link is Up, %u Mbps %s%s duplex, Flow control: %s\n",
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speed, signal, duplex, flow_ctrl);
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if (bp->flags & BNXT_FLAG_EEE_CAP)
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netdev_info(bp->dev, "EEE is %s\n",
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bp->eee.eee_active ? "active" :
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